Personal Number: 43680 Rank: Major Name: Sir Ronald Deane ROSS, Bt, MC, MP Unit: North Irish Horse London Gazette : 12 July 1907 https://www.thegazette.co.uk/London/issue/28039/page/4773/data.pdf IMPERIAL YEOMANRY. The North of Ireland; Ronald Deane Ross to be Second Lieutenant. Dated 21st June, 1907. London Gazette : 11 June 1912 https://www.thegazette.co.uk/London/issue/28616/page/4219/data.pdf SPECIAL RESERVE OF OFFICERS. CAVALRY. North Irish Horse Second Lieutenant Ronald D. Ross to be Lieutenant. Dated 23rd April, 1912. London Gazette : 27 January 1915 https://www.thegazette.co.uk/London/issue/29051/supplement/882/data.pdf SPECIAL RESERVE OF OFFICERS. RESERVE UNITS. CAVALRY. North Irish Horse, Lieutenant Ronald D. Ross to be Captain. Dated 12th December, 1914. London Gazette : 5 October 1916 https://www.thegazette.co.uk/London/issue/29774/supplement/9648/data.pdf PECIAL RESERVE OF OFFICERS. CAVALRY. N. Ir. Horse.— Capt. R. D. Ross to be temp. Major. 6th Aug. 1916. London Gazette : 9 March 1917 https://www.thegazette.co.uk/London/issue/29976/page/2376/data.pdf REGULAR FORCES. COMMANDS AND STAFF. The undermentioned appts. are made: — GENERAL STAFF G.S.Os., 3rd Grade.— Capt. R. D. Ross, N. Ir. Horse, Spec. jRes. (from temp. Maj.), and to be seCd., vice Maj. S. F. Marriner, W. Rid. R. 27th Jan. 1917. London Gazette : 30 September 1939 https://www.thegazette.co.uk/London/issue/34698/supplement/6649/data.pdf The undermentioned to be granted emergency commissions as 2nd Lts.:— ROYAL ARMOURED CORPS. N. Irish Horse. 30th Sept. 1939. Maj. Sir Ronald Deane Ross, Bt., M.C., M.P. (43680). London Gazette : 23 October 1939 https://www.thegazette.co.uk/London/issue/34715/supplement/7111/data.pdf EMERGENCY COMMISSIONS. ROYAL ARMOURED CORPS. N. Irish Horse. The undermentioned to be 2nd Lt. 16th Sept. 1939:— Maj. Sir Ronald Deane Ross, B t, M.C., M.P. (43680). (Substituted for the notifn. in the Gazette of 30th Sept. 1939. London Gazette : 3 October 1947 https://www.thegazette.co.uk/London/issue/38087/supplement/4645/data.pdf INFANTRY. Inniskilling Fus. 2nd Lt. (War Subs. Maj.) Sir Ronald Deane Ross, Bt., M.C., M.P. (43680), from N. Ir. Horse, Emerg. Commn., to be Maj., 1st May 1947, with seniority, 24th Jan. 1940, and is granted the hon. rank of Lt.-Col.